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Clutch not disengaging all the way??? #772217 12/14/06 10:57 PM
Joined: Nov 2006
Posts: 86
rovers1973 Offline OP
Getting the Wheeling Fever
I am having trouble getting my truck into gear lately. I really have to finesse it into gear (almost all gears the same, although a little easier as you go into higher gears). It also grinds going into gear sometimes, even with the clutch in. There is no slippage in the clutch at all and all the fluids are new last month. Someone told me there is a plate in the firewall behind the clutch pedal that can crack and cause you to lose travel, hence not disengaging all the way. Anyone had experience with this?

*crosses fingers* "Please don't be the tranny" <img src="/forums/images/graemlins/frown.gif" alt="" />


91 SR5 Xtra Cab, 298000km, 4" lift, 56" rear springs, 33-12.5R15 BFG Mud-Terran T/A KM2.....and an '85 axle still waiting to go in.
Re: Clutch not disengaging all the way??? [Re: rovers1973] #772218 12/14/06 11:39 PM
Joined: Apr 2006
Posts: 658
wsquaredodie Offline
Rock Warrior
*****
How many miles / years on the clutch / pressure plate assembly? Could be a collapsed pressure plate - a simple issue compared to the cracked issue...


trafdlo
Re: Clutch not disengaging all the way??? [Re: rovers1973] #772219 12/14/06 11:50 PM
Joined: Aug 2005
Posts: 58
K
krb90 Offline
Getting the Wheeling Fever
I have.....the pedal bracket cracked, and actually the spot welds broke away from the body. Had to cut through the top of the cab under the vents @ the windshield wipers, make another bracket and screw attach back to the body. It was either that or remove the ENTIRE dash and tack it back. I really didn't have time or energy for that. It's been holding for over 5 years now.......You should be able to look under the dash, press the pedal and see if the rod to the master cylinder is traveling, or if the bracket is moving.
If that is not the problem, then it sounds like a bad pressure plate. The springs weaken and will not separate the disk from the flywheel. SO basically you're replacing the clutch at that point.

good luck.

Re: Clutch not disengaging all the way??? [Re: rovers1973] #772220 12/15/06 01:24 AM
Joined: Apr 2004
Posts: 2,010
87Toy4x4 Offline
Body Damage is Cool
id put money on it to say that its your clutch hydraulic system. either the clutch master or slave cylinder. its pretty common. there might be air in the system or one/both of them may be bad. have you noticed any brake fluid leaking from the clutch master cylinder pushrod onto your floor?


87 22R PU, 2? body lift, 33? BFG muds, 4.88's, F&R Lock-Rights, Rancho Shocks, EB's Street RV Head w/ 268 Cam, LCE Header, 2" to 2 1/4" exhaust, Flowmaster 50 series, Magnaflow high flow cat, complete Herculined SR5 interior, V6 BB, MC, and calipers.
Re: Clutch not disengaging all the way??? [Re: rovers1973] #772221 12/15/06 04:57 AM
Joined: Oct 2000
Posts: 669
D
dcg9381 Offline
Rock Warrior
Pilot bearing or throw out bearing.


22REturbo.net




1988 4Runner
22RTE core, turbocharged, megasquirted...
Re: Clutch not disengaging all the way??? [Re: dcg9381] #772222 12/15/06 07:40 AM
Joined: Nov 2006
Posts: 86
rovers1973 Offline OP
Getting the Wheeling Fever
Thanks for the input. I have no fluid leaks at all, either inside or outside. I have a centerforce dual friction clutch with about 50,000km on it. The flywheel turned, new shifter seat bushing, etc. All done in March 2003. What should I look for first?


91 SR5 Xtra Cab, 298000km, 4" lift, 56" rear springs, 33-12.5R15 BFG Mud-Terran T/A KM2.....and an '85 axle still waiting to go in.
Re: Clutch not disengaging all the way??? [Re: rovers1973] #772223 12/15/06 07:50 AM
Joined: Apr 2004
Posts: 2,010
87Toy4x4 Offline
Body Damage is Cool
even if the clutch master/slave arent bad, air in the lines will cause the same problem. when you said all new fluids, did you mean in the tranny or the hydraulic system? it probably just needs to be bled correctly.


87 22R PU, 2? body lift, 33? BFG muds, 4.88's, F&R Lock-Rights, Rancho Shocks, EB's Street RV Head w/ 268 Cam, LCE Header, 2" to 2 1/4" exhaust, Flowmaster 50 series, Magnaflow high flow cat, complete Herculined SR5 interior, V6 BB, MC, and calipers.
Re: Clutch not disengaging all the way??? [Re: 87Toy4x4] #772224 12/15/06 07:55 AM
Joined: Nov 2006
Posts: 86
rovers1973 Offline OP
Getting the Wheeling Fever
I did not replace any fluids in the clutch system. I will try bleeding the system this weekend and see if that helps, although I know the fluid is topped up where is should be. I will also try to look at this so called "plate" behind the pedal. Anyone know what I'm looking for? I assume its behind the pedal underneath the carpet etc.?


91 SR5 Xtra Cab, 298000km, 4" lift, 56" rear springs, 33-12.5R15 BFG Mud-Terran T/A KM2.....and an '85 axle still waiting to go in.
Re: Clutch not disengaging all the way??? [Re: rovers1973] #772225 12/15/06 09:30 AM
Joined: Oct 2002
Posts: 15,887
kewlynx Offline
Toyota & Classifieds Moderator
*****
This one is a great thread to toggle:

http://www.4x4wire.com/forums/showf...31519&fpart=1&PHPSESSID=

Follow your clutch up to the firewall.


http://www.walkablecommunities.org/

Democracy is two wolves and a lamb voting on what to have for dinner. Liberty is a well-armed lamb contesting the vote.

**ubi apis- ibi salus**
Re: Clutch not disengaging all the way??? [Re: kewlynx] #772226 12/15/06 04:42 PM
Joined: Feb 2000
Posts: 4,160
ErikB Offline
Toyota Moderator
Using the factory service manual procedure, check and adjust your clutch pedal height and free play settings. If you've got a floor mat or something in the way, you may need to reset your pedal height. I was reading a thread on PBB recently too where people where having similar problems with their CF DF clutches. As I mentioned over there, if its not disengaging, its either your pilot bearing or the pedal height needs to be increased to give the clutch more "throw."

The pedal bracket is definitely something to check though. Its a common problem on the T100's, which is what that thread linked above is from.


'97 4Runner, '06 F350, '86 4Runner, '05 WR450
http://home.4x4wire.com/erik
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